Numbuzin No.5+ Glutathione Vitamin Concentrated Serum for dark spots

Korean glutathione serum with vitamin C and niacinamide for brightening skin

Numbuzin No.5+ Glutathione Vitamin Concentrated Serum 30ml - Skin2Seoul - Korean skincare - Serum

Korean dark spot serum for hyperpigmentation and acne marks

Brightening Korean serum with tranexamic acid for radiant even skin

Numbuzin

Numbuzin No.5+ Glutathione Vitamin Concentrated Serum 30ml

Name: Numbuzin No.5+ Glutathione Vitamin Concentrated Serum 30ml
Brand: Numbuzin
SKU: 103A
Price: 19.9 GBP
Availability: InStock

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£19.90

Numbuzin No.5+ Glutathione Vitamin Concentrated Serum - Korean Dark Spot Serum (UK)

Numbuzin No.5+ Glutathione Vitamin Concentrated Serum is a powerful Korean brightening serum designed to target dark spots, hyperpigmentation, acne marks and uneven skin tone. Formulated with glutathione, vitamin C, niacinamide and tranexamic acid, this lightweight daily serum helps promote a clearer, smoother and more radiant complexion without irritating sensitive skin.

Who is it for?

Dark spots and hyperpigmentation
Post-acne marks and acne scars
Dull or uneven skin tone
Tired-looking skin
Sensitive or acne-prone skin needing gentle brightening care

Key benefits

Helps fade dark spots and post-acne marks
Brightens dull and uneven skin tone
Supports a clearer, more radiant complexion
Hydrates and strengthens the skin barrier
Lightweight texture suitable for daily use

Key ingredients & benefits

Glutathione - antioxidant that helps improve radiance and reduce pigmentation
Vitamin C - brightens dull skin and supports overall skin clarity
Niacinamide - improves skin tone while strengthening the skin barrier
Tranexamic Acid - helps reduce hyperpigmentation and uneven tone
Panthenol & Ceramides - soothe, hydrate and support barrier health

Frequently Asked Questions

What does glutathione do for the skin?
Glutathione is an antioxidant that helps improve dull skin tone, reduce the appearance of pigmentation and promote brighter-looking skin.

Is this suitable for sensitive skin?
Yes, the formula is hypoallergenic, irritation-tested and suitable for sensitive and acne-prone skin types.

Can I use this daily?
Yes, it is suitable for daily use in both morning and evening skincare routines.

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What makes it unique?

This clinically tested serum combines multiple brightening ingredients in one formula to help visibly improve skin tone and reduce dark spots while remaining gentle enough for sensitive and acne-prone skin. The formula is designed to deliver effective daily brightening care without heaviness or irritation.

Texture & finish

The lightweight, fast-absorbing texture layers comfortably into any skincare routine without stickiness, leaving the skin hydrated, smooth and visibly more radiant.

Why is it trending in Korea?

Glutathione-based skincare has become increasingly popular in Korea for its ability to target dullness and hyperpigmentation while supporting long-term skin clarity. Combined with vitamin C and tranexamic acid, this serum delivers advanced brightening care in a gentle daily formula.

After cleansing and toning, apply 2-3 drops. Gently pat for better absorption and follow with a moisturiser

Conduct a patch test first. Use only as directed on the packaging. Avoid storing in high/low temperatures or in areas exposed to direct sunlight. Stop using if it causes any allergic reaction and seek medical advice.

Water, Butylene Glycol, Niacinamide, Panthenol, Tranexamic Acid, 1,2-Hexanediol, Neopentyl Glycol Dicaprate, Caprylic/Capric Triglyceride, Sorbitol, Vaccinium Vitis-Idaea Fruit Extract, Behenyl Alcohol, Pentylene Glycol, Glycerin, Chondrus Crispus Extract, Butyrospermum Parkii (Shea) Butter, 3-O-Ethyl Ascorbic Acid, Saccharum Officinarum (Sugarcane) Extract, Carbomer, Alpha-Arbutin, Bisabolol, Tromethamine, Ethylhexylglycerin, Bifida Ferment Lysate, Adenosine, Hydrogenated Lecithin, Allantoin, Sodium Hyaluronate, Xanthan Gum, Glutathione, Disodium EDTA, Melia Azadirachta Flower Extract, Ocimum Sanctum Leaf Extract, Melia Azadirachta Leaf Extract, Ceramide NP, Curcuma Longa (Turmeric) Root Extract, Corallina Officinalis Extract, Beta-Glucan, Dipotassium Glycyrrhizate, Tocopherol, Ascorbic Acid, Ascorbyl Glucoside, Tocopheryl Acetate, Hydroxypropyl Cyclodextrin, Ubiquinone, Thioctic Acid, Tremella Fuciformis (Mushroom) Extract, Potassium Hydroxide

Ingredients are subject to change at the manufacturer's discretion. For the most complete, up-to-date list of ingredients, please refer to the product packaging.